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Finding the Fourth Proportional to 132,121,801.80, 198,182,702.70 and 132,121,801.80

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Solution

The fourth proportional to 132,121,801.80, 198,182,702.70 and 132,121,801.80 is: 198,182,702.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,121,801.80 : 198,182,702.70 = 132,121,801.80 : x
  2. Step 2: Convert to fraction form
    132,121,801.80/198,182,702.70 = 132,121,801.80/x
  3. Step 3: Cross multiply
    132,121,801.80x = 198,182,702.70 × 132,121,801.80
  4. Step 4: Simplify right side
    132,121,801.80x = 26,184,255,766,317,724
  5. Step 5: Solve for x
    x = 26,184,255,766,317,724/132,121,801.80
  6. Step 6: Final answer
    x = 198,182,702.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.